No problem, we've got 5129 and 8363 to multiply
5129 × 8363 = 8363 × (5129)
+ 8363 × 9 yielding 75267
+ 8363 × 20 giving us 167260
+ 8363 × 100 producing 836300
+ 8363 × 5000 that results in 41815000

= 42893827
